.sk {
  position: absolute;
  left: 190px;
  top: 42px;
  width: 56px;
  height: 26px;
  border-left: 1px solid #b1191a;
  padding: 3px 0 3px 14px;
}

.sk_nav li {
  float: left;
}

.sk_nav li a {
  display: block;
  height: 45px;
  line-height: 45px;
  font-weight: 700;
  font-size: 16px;
  padding: 0 28px;
  color: #000000;
}

.pr_nav li {
  float: left;
}

.pr_nav li a {
  display: block;
  height: 45px;
  line-height: 45px;
  font-size: 14px;
  padding: 0 22px;
}

.pr_nav li a:hover {
  color: #b1191a;
}

/* 产品列表 */

.pr_list {
  margin: 20px 0;
  width: 104%;
}

.pr_list .item {
  float: left;
  height: 472px;
  width: 300px;
  margin-right: 10px;
  margin-bottom: 10px;
  cursor: pointer;
}

/* 鼠标经过大盒子 上面盒子边框变颜色 */
.pr_list li:hover .top {
  border: 1px solid #eb2b2f;
  border-bottom: none;
}
/* 上面部分 */
.pr_list li .top {
  height: 421px;
  width: 298px;
  /* background-color: pink; */
  /* 原来添加一个透明边框  鼠标经过的时候 边框颜色改变 不会抖动 */
  border: 1px solid transparent;
  border-bottom: none;
  /* 谁做动画给谁做 */
  transition: border 0.5s;
}
/* 上面图片部分 */
.top .pic {
  height: 307px;
}
.top .pic img {
  width: 100%;
}
/* 下面文字部分 */
.pr_list .txt {
  padding: 0 13px;
}
/* h4 */
.pr_list .txt h4 {
  height: 36px;
  line-height: 20px;
  font-size: 14px;
  font-weight: 400;
  margin-bottom: 15px;
}
/* p */
.pr_list .txt p {
  font-size: 20px;
  color: #e60012;
  font-weight: 700;
  margin-bottom: 6px;
}
.pr_list .txt p span {
  font-size: 14px;
}
.pr_list .txt p i {
  font-size: 14px;
  color: #a4a4a4;
  text-decoration: line-through;
}
/* ul */
.pr_list .txt .list {
  font-size: 14px;
  color: #666;
}
.pr_list .txt .list span {
  color: #e12228;
}
.pr_list .txt .list li {
  float: left;
}
.pr_list .txt .list li:nth-child(2) {
  position: relative;
  width: 134px;
  height: 10px;
  border: 1px solid #e12228;
  border-radius: 6px;
  margin: 5px 8px 0;
  /* 将添加的伪元素超出的部分隐藏 */
  overflow: hidden;
}
.pr_list .txt .list li:nth-child(2)::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  /* display: block; */
  width: 0;
  height: 100%;
  background-color: #e12228;
  transition: all 0.5s;
}
.pr_list .txt .list li:nth-child(2):hover::after {
  width: 87%;
}
/* 下面部分 */
.pr_list .btn {
  overflow: hidden;
}
.pr_list .btn a {
  display: block;
  height: 50px;
  line-height: 50px;
  text-align: center;
  font-size: 18px;
  color: #fff;
  background-color: #b11a1a;
}
